CN219175050U

CN219175050U - Prefabricated box culvert with adjustable height

Info

Publication number: CN219175050U
Application number: CN202320181650.5U
Authority: CN
Inventors: 冯欢; 刘懿震; 刘麟轩; 彭成; 王一帆
Original assignee: Chengdu Engineering Co Ltd of China Railway No 5 Engineering Group Co Ltd
Current assignee: Chengdu Engineering Co Ltd of China Railway No 5 Engineering Group Co Ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-06-13
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a height-adjustable prefabricated box culvert, which comprises a foundation layer, a base arranged on the surface of the foundation layer and a box culvert main body arranged on the surface of the base, wherein the box culvert main body consists of a top plate, symmetrically arranged adjusting mechanisms and symmetrically arranged side walls, the top plate is arranged at the top of the symmetrically arranged side walls, the symmetrically arranged adjusting mechanisms are respectively arranged at the joints of the top ends of the symmetrically arranged side walls and the two ends of the top plate, the adjusting mechanisms consist of a plurality of supporting seats and a plurality of adjusting components, and the adjusting components are arranged at the inner sides of the supporting seats, the top plate and the side walls; through the adjustment mechanism of design, improve original prefabricated box culvert in the use, because of the high fixed state that is of prefabricated box culvert, can't carry out the phenomenon of altitude mixture control according to the job site, through setting up adjustment mechanism to prefabricated box culvert inboard, make the altitude mixture control can carry out altitude mixture control according to the demand of job site to facilitate the use.

Description

Prefabricated box culvert with adjustable height

Technical Field

The utility model belongs to the technical field of prefabricated box culverts, and particularly relates to a height-adjustable prefabricated box culvert.

Background

The prefabricated box culvert is a box-shaped structure prefabricated by reinforced concrete, is prefabricated and processed in a factory and assembled on site, and is mainly used for engineering projects requiring short construction period.

In the use process of the existing prefabricated box culvert, because of more variability factors of a construction site, when the prefabricated box culvert is installed and the height of an installation place deviates, the deviation place between the prefabricated box culvert and the installation place cannot be quickly adjusted because the height of the prefabricated box culvert is in a fixed state, and the problem of inconvenient construction exists.

Disclosure of Invention

The utility model aims to provide a height-adjustable prefabricated box culvert, which solves the problem that the prefabricated box culvert is inconvenient to use due to the fixed height of the prefabricated box culvert in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prefabricated box culvert with adjustable height, includes the basal layer, sets up in the base of basal layer surface, sets up in the box culvert main part of basal surface, the box culvert main part by roof, the adjustment mechanism that the symmetry set up, the symmetry set up the side wall is constituteed, the roof sets up in the side wall top that the symmetry set up, the symmetry sets up respectively in the side wall top that the symmetry set up and the both ends junction of roof, adjustment mechanism comprises a plurality of supporting seats, a plurality of adjusting part, the adjustment part sets up in the inboard of supporting seat, roof, side wall.

Preferably, the cross sections of the support seats are in rectangular structures, and the width sizes of the support seats are consistent with the thickness sizes of the side walls.

Preferably, the adjusting component comprises a connecting groove, a through hole, a guide pillar and a fixing groove, wherein the connecting groove is formed in the bottom end of the top plate, the through hole is formed in the inner side of the supporting seat, the fixing groove is formed in the inner side of the side wall, and the guide pillar penetrates through the inner sides of the connecting groove, the through hole and the fixing groove.

Preferably, the diameter size of the connecting groove is consistent with the diameter size of the through hole, and the guide pillar is of a cylindrical structure.

Preferably, a fixed state is formed between the bottom end of the guide post and the fixed groove, and the bottom end surface of the guide post is in a fitting state with the inner wall of the fixed groove.

Preferably, the base comprises foundation bases and bottom plates which are symmetrically arranged, and the bottom plates are arranged between the foundation bases which are symmetrically arranged.

Preferably, the side wall bottom that the symmetry set up all with the foundation seat top block of symmetry setting, the terminal section of foundation seat personally submits U type structure.

Compared with the prior art, the utility model has the beneficial effects that:

through the adjustment mechanism of design, improve original prefabricated box culvert in the use, because of the high fixed state that is of prefabricated box culvert, can't carry out the phenomenon of altitude mixture control according to the job site, through setting up adjustment mechanism to prefabricated box culvert inboard, make the altitude mixture control can carry out altitude mixture control according to the demand of job site to facilitate the use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an adjusting mechanism according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the junction of the adjusting mechanism with the top plate and the side wall;

in the figure: 1. a box culvert main body; 11. a top plate; 12. an adjusting mechanism; 121. a support base; 122. an adjustment assembly; 1221. a connecting groove; 1222. a through hole; 1223. a guide post; 1224. a fixing groove; 13. a side wall; 2. a base; 21. a bottom plate; 22. a base; 3. a base layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a prefabricated box culvert with adjustable height, including foundation layer 3, set up in the base 2 of foundation layer 3 surface, set up in the box culvert main part 1 of base 2 surface, adopt steam maintenance, raw and other materials, test piece shaping and maintenance process requirement are comparatively strict, the box culvert concrete intensity after the shaping is higher, through using the bright agent to the surface of box culvert main part 1, the appearance honeycomb pitting of cast-in-place concrete, lack the edge and fall phenomenon such as angle, improve concrete durability, box culvert main part 1 comprises roof 11, the adjustment mechanism 12 of symmetry setting, the side wall 13 of symmetry setting, make box culvert main part 1 comprise a plurality of parts, roof 11 sets up in the side wall 13 top of symmetry setting, make the roof 11 separable with the side wall 13 between, the adjustment mechanism 12 of symmetry setting sets up respectively in the side wall 13 top of symmetry setting and the both ends junction of roof 11, the adjusting mechanism 12 comprises a plurality of supporting seats 121 and a plurality of adjusting components 122, the adjusting components 122 are arranged on the inner sides of the supporting seats 121, the top plate 11 and the side walls 13, the phenomenon that the height of the original prefabricated box culvert cannot be adjusted according to the construction site because the height of the prefabricated box culvert is in a fixed state in the using process is improved through the designed adjusting mechanism 12, the height of the prefabricated box culvert can be adjusted according to the requirement of the construction site through arranging the adjusting mechanism 12 on the inner side of the prefabricated box culvert, so that the prefabricated box culvert is convenient to use, the cross sections of the supporting seats 121 are of rectangular structures, the width dimension of the supporting seats 121 is consistent with the thickness dimension of the side walls 13, the adjusting components 122 are composed of connecting grooves 1221, through holes 1222, guide columns 1223 and fixing grooves 1224, the connecting grooves 1221 are formed in the bottom end of the top plate 11, the through holes 1222 are formed in the inner sides of the supporting seats 121, and the top plate 11 is enabled to be convenient to use through the adjusting components 122 The supporting seat 121 and the side wall 13 are connected, the fixing groove 1224 is formed in the inner side of the side wall 13, the guide pillar 1223 penetrates through the connecting groove 1221, the through hole 1222 and the inner side of the fixing groove 1224, the diameter size of the connecting groove 1221 is consistent with that of the through hole 1222, the guide pillar 1223 is of a cylindrical structure, the bottom end of the guide pillar 1223 and the fixing groove 1224 are in a fixed state, and the bottom end surface of the guide pillar 1223 and the inner wall of the fixing groove 1224 are in a fitting state.

In this embodiment, preferably, the base 2 is composed of symmetrically arranged base seats 22 and a bottom plate 21, the bottom plate 21 is arranged between the symmetrically arranged base seats 22, bottom ends of symmetrically arranged side walls 13 are respectively engaged with top ends of the symmetrically arranged base seats 22, and the cross section of the end parts of the base seats 22 is in a U-shaped structure.

The working principle and the using flow of the utility model are as follows: after the prefabricated box culvert is installed, when the height of the prefabricated box culvert is required to be adjusted, the top ends of the guide posts 1223 are separated from the connecting grooves 1221 in the separation process by separating the top plates 11 from the symmetrically arranged side walls 13, a plurality of supporting seats 121 are stacked on the surfaces of the side walls 13, the supporting seats 121 are placed on the surfaces of the side walls 13, the guide posts 1223 penetrate through holes 1222 formed in the inner sides of the supporting seats 121, meanwhile, multiple layers of supporting seats 121 can be stacked on the surfaces of the side walls 13 according to the height required, and after stacking is completed, the top plates 11 are installed again to finish the height adjustment of the prefabricated box culvert.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prefabricated box culvert with adjustable height, includes basic layer (3), sets up in base (2) on basic layer (3) surface, sets up in box culvert main part (1) on base (2) surface, its characterized in that: the box culvert main body (1) comprises roof (11), adjustment mechanism (12) that the symmetry set up, side wall (13) that the symmetry set up, roof (11) set up in side wall (13) top that the symmetry set up, the symmetry set up respectively adjustment mechanism (12) set up in the both ends junction of side wall (13) top and roof (11) that the symmetry set up, adjustment mechanism (12) comprise a plurality of supporting seats (121), a plurality of adjusting part (122), adjusting part (122) set up in supporting seat (121), roof (11), the inboard of side wall (13).

2. The height-adjustable prefabricated box culvert of claim 1, wherein: the cross sections of the supporting seats (121) are in rectangular structures, and the width dimension of the supporting seats (121) is consistent with the thickness dimension of the side wall (13).

3. The height-adjustable prefabricated box culvert of claim 1, wherein: the adjusting component (122) consists of a connecting groove (1221), a through hole (1222), a guide pillar (1223) and a fixing groove (1224), wherein the connecting groove (1221) is formed in the bottom end of the top plate (11), the through hole (1222) is formed in the inner side of the supporting seat (121), the fixing groove (1224) is formed in the inner side of the side wall (13), and the guide pillar (1223) penetrates through the inner sides of the connecting groove (1221), the through hole (1222) and the fixing groove (1224).

4. A height-adjustable prefabricated box culvert according to claim 3, characterized in that: the diameter size of the connecting groove (1221) is consistent with that of the through hole (1222), and the guide pillar (1223) is of a cylindrical structure.

5. The height-adjustable precast box culvert of claim 4, wherein: the bottom end of the guide pillar (1223) is in a fixed state with the fixed groove (1224), and the bottom end surface of the guide pillar (1223) is in a fitting state with the inner wall of the fixed groove (1224).

6. The height-adjustable prefabricated box culvert of claim 1, wherein: the base (2) consists of symmetrically arranged base seats (22) and a bottom plate (21), and the bottom plate (21) is arranged between the symmetrically arranged base seats (22).

7. The height-adjustable precast box culvert of claim 6, wherein: the bottom ends of the side walls (13) which are symmetrically arranged are clamped with the top ends of the foundation bases (22) which are symmetrically arranged, and the cross sections of the end parts of the foundation bases (22) are U-shaped.